OK38 Coop Summary

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Cooperative Observer Station Summary

HANNA (343884)
*

MCINTOSH County

Climate Division: 6
*

Latitude: 3512N;     Longitude: 09553W

Elevation: 678 ft
*

Precipitation Period of Record:

1941/08-2001/12 ( 89%)
*

Temperature Period of Record:

1954/11-2001/12 ( 87%)

 

Monthly Averages (1971-2000)

 

Temperature (deg Fahrenheit)

Precipitation (inches)

Snowfall and Sleet (inches)

 

Daily Max

Daily Min

Daily Avg

Monthly Average

Monthly Average

January

49.6
27.8
38.4
2.06
3.0

February

55.9
32.4
43.9
2.47
2.0

March

65.1
41.0
52.8
4.12
.9

April

73.8
49.3
61.3
4.14
.0

May

80.4
58.4
69.2
6.25
.0

June

87.8
66.4
76.9
4.35
.0

July

93.4
70.1
81.5
2.94
.0

August

93.5
68.5
80.8
2.78
.0

September
85.5
61.5
73.3
5.20
.0

October

75.6
50.0
62.6
4.45
.0

November

61.9
39.9
50.6
4.24
.5

December

52.2
31.4
41.7
2.88
.9

Annual

72.9
49.7
61.1
45.89
7.1

Average Number of Days Per Month (1971-2000)

 

Temperature

Precipitation

Snowfall and Sleet

 

Max>100

Max>90

Max<32

Min<32

Min<0

any

meas

0.10"+

0.25"+

0.50"+

1.00"+

any

meas

0.50"+

1.00"+

Glazing

Jan
0
0
3
21
*
9
7
4
3
1
*
2
1
1
1
2

Feb
0
*
1
15
*
8
7
4
3
2
1
2
1
1
1
2

Mar
0
*
*
7
0
11
9
6
4
3
1
*
*
*
*
*

Apr
0
*
0
1
0
10
9
6
5
3
1
0
0
0
0
0

May
0
1
0
0
0
13
11
8
6
4
2
0
0
0
0
0

Jun
*
12
0
0
0
11
9
6
5
3
2
0
0
0
0
0

Jul
4
24
0
0
0
8
6
4
3
2
1
0
0
0
0
0

Aug
5
24
0
0
0
7
6
4
3
2
1
0
0
0
0
0

Sep
1
10
0
0
0
9
8
6
4
3
2
0
0
0
0
0

Oct
0
1
0
1
0
9
8
5
4
3
1
*
0
0
0
*

Nov
0
0
*
8
0
10
8
5
4
3
1
1
*
*
*
*

Dec
0
0
2
17
*
9
7
4
3
2
1
1
1
*
*
1

Ann
11
73
6
71
*
115
95
63
46
30
15
5
3
2
2
5

Exceedence Values (2 in 10 years)

Month

Maximum Temperature Higher Than:

Minimum Temperature Lower Than:

Precipitation Less Than:

Precipitation Greater Than:

January

75
2
.74
2.91

February

81
8
1.01
3.33

March

87
16
2.12
5.64

April

88
28
2.31
6.35

May

91
40
3.92
8.62

June

97
50
2.24
6.40

July

105
56
.98
5.43

August

105
53
1.29
4.38

September
101
41
2.54
6.88

October

92
30
1.01
6.77

November

83
18
1.12
4.80

December

75
8
1.12
4.02

Annual

106
-1
36.87
50.22

Monthly Extremes

 

Temperature (F) (1954-2001)

Precipitation (inches) (1941-2001)

Snowfall (1941-2001)

 

Record High

Record Low

Monthly Max

Daily Max

Monthly Max

Daily Max

Greatest Depth

Jan
78
(24th, 1967)
-15
(10th, 1977)
7.57" (1998)
2.70" (29th, 2001)
14.5" (1977)
9.0" ( 9th, 1977)
10.0" (10th, 1977)

Feb
91
(22nd, 1996)
-3
( 3rd, 1985)
6.02" (1983)
2.80" ( 1st, 1983)
14.6" (1978)
6.5" (24th, 1975)
7.0" ( 5th, 1985)

Mar
96
(31st, 1974)
4
( 7th, 1989)
11.37" (1942)
4.52" (27th, 1977)
14.5" (1989)
9.5" ( 5th, 1989)
5.0" (12th, 1968)

Apr
95
(18th, 1987)
23
( 3rd, 1975)
10.07" (1990)
4.70" (30th, 1974)
.0" (1951)
4.0" ( 1st, 1942)
3.0" ( 1st, 1942)

May
98
(23rd, 2000)
37
( 1st, 1963)
16.17" (1990)
8.04" ( 3rd, 1990)
.0" (1949)
.0" ( 1st, 1949)
.0" -

Jun
103
(26th, 1980)
46
( 1st, 1972)
11.62" (2000)
5.33" (17th, 1964)
.0" -
.0" -
.0" -

Jul
109
(30th, 1986)
50
( 6th, 1972)
10.56" (1959)
3.90" (26th, 1959)
.0" -
.0" -
.0" -

Aug
109
( 5th, 1964)
50
(13th, 1967)
9.11" (1958)
5.43" (18th, 1997)
.0" -
.0" -
.0" -

Sep
109
( 4th, 1998)
35
(23rd, 1995)
14.31" (1993)
7.57" (14th, 1993)
.0" -
.0" -
.0" -

Oct
97
( 4th, 1963)
19
(31st, 1993)
13.88" (1941)
4.81" (14th, 1981)
.0" (1954)
.0" (27th, 1954)
.1" (30th, 1993)

Nov
85
( 6th, 1980)
10
(29th, 1976)
9.80" (1996)
4.11" (16th, 1991)
3.0" (1975)
3.0" (26th, 1975)
3.0" (26th, 1975)

Dec
81
( 7th, 1966)
-9
(23rd, 1989)
8.73" (1987)
2.85" (26th, 1942)
12.0" (1975)
12.0" (25th, 1975)
4.0" ( 7th, 1942)

Annual
109
(Jul 30, 1986)
-15
(Jan 10, 1977)
16.17" (May 1990)
8.04" (May 3, 1990)
14.6" (Feb 1978)
12.0" (Dec 25, 1975)
10.0" (Jan 10, 1977)

First Freezing Temperature in Fall

Probability

24 F or Lower

28 F or Lower

32 F or Lower

1 Year in 10

November   5
October  30
October  16

2 Years in 10
November  11
November   3
October  20

5 Years in 10
November  23
November   9
November   1

Last Freezing Temperature in Spring

Probability

24 F or Lower

28 F or Lower

32 F or Lower

1 Year in 10

March  26
April   7
April  17

2 Years in 10
March  22
April   4
April  11

5 Years in 10
March   8
March  22
April   5

Number of Days in Growing Season

Probability

Higher Than 24 F

Higher Than 28 F

Higher Than 32 F

9 Years in 10
239
213
190

8 Years in 10
243
221
197

5 Years in 10
256
234
211

2 Years in 10
281
245
224

1 Year in 10

291
270
233

Precipitation Quantiles (Inches)

PERCENT

JAN

FEB

MAR

APR

MAY

JUN

JUL

AUG

SEP

OCT

NOV

DEC

ANNUAL

MEAN
2.06
2.47
4.12
4.14
6.25
4.35
2.94
2.78
5.20
4.45
4.24
2.88
45.89

10%
.46
.73
1.83
1.64
3.14
1.65
.38
.74
1.54
.61
.63
.89
30.38

20%
.74
1.01
2.12
2.31
3.92
2.24
.98
1.29
2.54
1.01
1.12
1.12
36.87

30%
1.03
1.40
2.40
2.95
4.40
2.69
1.24
1.59
3.35
2.02
1.78
1.74
39.12

40%
1.25
1.74
2.98
3.35
5.73
2.78
1.95
2.13
4.14
2.17
2.51
2.06
41.38

50%
1.53
1.97
3.30
3.69
6.04
3.81
2.69
2.50
4.62
3.18
3.63
2.24
42.35

60%
1.83
2.49
3.73
4.49
6.40
4.66
3.89
3.05
5.13
4.69
3.95
2.93
45.56

70%
2.18
2.77
4.83
5.37
7.06
5.27
4.57
4.05
5.91
5.44
4.34
3.25
49.16

80%
2.91
3.33
5.64
6.35
8.62
6.40
5.43
4.38
6.88
6.77
4.80
4.02
50.22

90%
3.62
4.93
7.90
7.24
9.50
8.17
7.96
6.07
8.91
8.63
7.65
5.61
55.39